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2026-06-27 - 11:10
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Sat Jun 27, 2026 00:44:04)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
25644212365,7sleep20-21swapper/219:09:132
253712120111,6sleep10-21swapper/119:05:391
255682113103,7sleep30-21swapper/319:08:143
254052113101,7sleep00-21swapper/019:06:060
232222720,0sleep30-21swapper/321:25:243
321662670,1sleep10-21swapper/120:10:191
211562640,1sleep321154-21munin-run22:25:003
99482620,1sleep39954-21gltestperf23:40:133
99482620,1sleep39954-21gltestperf23:40:133
50972580,1sleep15101-21cpuspeed_turbos00:05:151
139822550,0sleep30-21swapper/323:15:143
239372540,0sleep20-21swapper/200:20:162
178332510,5sleep02587499cyclictest00:15:180
25874993115,15cyclictest0-21swapper/019:35:110
2588299280,27cyclictest0-21swapper/221:48:342
2588299270,26cyclictest0-21swapper/222:46:132
2588299270,26cyclictest0-21swapper/220:20:472
2588299270,26cyclictest0-21swapper/219:50:092
2587799270,26cyclictest0-21swapper/123:46:561
2587799270,26cyclictest0-21swapper/123:40:531
2587799270,26cyclictest0-21swapper/123:40:531
2587799270,26cyclictest0-21swapper/122:47:311
2587799270,26cyclictest0-21swapper/122:38:101
2587799270,26cyclictest0-21swapper/121:59:251
2587799270,26cyclictest0-21swapper/120:39:121
2587799270,26cyclictest0-21swapper/120:08:171
2587799270,26cyclictest0-21swapper/119:56:201
2587499270,26cyclictest0-21swapper/020:23:410
25882992622,3cyclictest0-21swapper/223:51:532
25882992618,7cyclictest0-21swapper/219:20:472
2588299260,25cyclictest0-21swapper/223:47:592
2588299260,25cyclictest0-21swapper/223:41:052
2588299260,25cyclictest0-21swapper/223:41:052
2588299260,25cyclictest0-21swapper/223:30:442
2588299260,25cyclictest0-21swapper/221:23:362
2587799260,25cyclictest0-21swapper/123:39:321
2587799260,25cyclictest0-21swapper/123:00:111
2587799260,25cyclictest0-21swapper/121:52:161
2587799260,25cyclictest0-21swapper/121:39:301
2587799260,25cyclictest0-21swapper/119:42:531
25882992521,3cyclictest0-21swapper/219:45:142
2588299250,24cyclictest0-21swapper/223:55:592
2587799250,24cyclictest0-21swapper/120:46:421
2587799250,24cyclictest0-21swapper/120:32:201
2587799250,24cyclictest0-21swapper/120:02:331
2587799250,24cyclictest0-21swapper/119:35:481
2587499250,24cyclictest0-21swapper/022:15:140
2587499250,18cyclictest0-21swapper/020:10:200
25882992416,8cyclictest0-21swapper/222:59:202
2587799240,23cyclictest0-21swapper/121:19:011
2588299238,14cyclictest0-21swapper/200:00:102
25882992321,2cyclictest0-21swapper/221:37:122
25882992321,2cyclictest0-21swapper/200:34:592
2588299231,21cyclictest0-21swapper/220:34:052
2588299230,22cyclictest0-21swapper/220:02:212
25877992321,2cyclictest0-21swapper/122:05:161
25877992320,3cyclictest0-21swapper/119:50:381
25882992220,2cyclictest0-21swapper/223:20:592
2588299220,21cyclictest0-21swapper/222:25:492
2587799220,3cyclictest0-21swapper/100:38:591
2587799220,21cyclictest0-21swapper/123:57:201
2587799220,21cyclictest0-21swapper/123:54:501
2587799220,21cyclictest0-21swapper/123:26:231
2587799220,21cyclictest0-21swapper/122:43:221
2587799220,21cyclictest0-21swapper/122:11:101
2587799220,21cyclictest0-21swapper/122:04:541
2587799220,21cyclictest0-21swapper/119:25:231
2587799220,21cyclictest0-21swapper/119:19:261
2587799220,21cyclictest0-21swapper/100:27:141
2587499220,21cyclictest0-21swapper/023:48:140
2587499220,21cyclictest0-21swapper/020:50:200
2587499220,21cyclictest0-21swapper/000:23:050
2588299217,9cyclictest0-21swapper/223:15:232
25882992119,1cyclictest749-21snmpd23:26:352
25882992118,2cyclictest749-21snmpd20:56:322
25882992118,2cyclictest749-21snmpd20:42:502
25882992118,2cyclictest749-21snmpd20:25:572
25882992118,2cyclictest749-21snmpd20:25:572
25882992118,2cyclictest749-21snmpd19:56:082
25882992117,3cyclictest0-21swapper/222:41:252
2588299210,21cyclictest0-21swapper/222:15:272
25877992117,3cyclictest0-21swapper/100:01:351
2587799210,3cyclictest0-21swapper/100:11:501
2587799210,20cyclictest0-21swapper/123:32:231
2587799210,20cyclictest0-21swapper/123:16:021
2587799210,20cyclictest0-21swapper/123:08:191
2587799210,20cyclictest0-21swapper/122:52:191
2587799210,20cyclictest0-21swapper/122:31:011
2587799210,20cyclictest0-21swapper/122:29:101
2587799210,20cyclictest0-21swapper/122:20:011
2587799210,20cyclictest0-21swapper/122:17:071
2587799210,20cyclictest0-21swapper/121:45:541
2587799210,20cyclictest0-21swapper/121:28:191
2587799210,20cyclictest0-21swapper/121:12:251
2587799210,20cyclictest0-21swapper/120:53:181
2587799210,20cyclictest0-21swapper/120:42:531
2587799210,20cyclictest0-21swapper/120:25:391
2587799210,20cyclictest0-21swapper/120:25:381
2587799210,20cyclictest0-21swapper/120:24:261
2587799210,20cyclictest0-21swapper/120:18:031
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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